Ironside noun. ['ʌɪǝnsʌɪd] ME.
[from IRON adjective + SIDE noun.]
1. (A name for) a man of great bravery; spec. (a) Edmund II, king of England (1016); (b) (also Ironsides) Oliver Cromwell. ME.

2. In pl. Cromwell's troopers in the English Civil War. Also occas. in sing. a Puritan soldier; a devout warrior. M17.

[TahlilGaran] English Dictionary ▲